Cylinder assembly for gas spring fastener driver
US11679478B2 · kind B2 · utility
0Cited by
21References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 2020 |
| Grant date | Jun 20, 2023 |
| Priority date | — |
| Expiry date | Dec 2, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB25C1/06
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A gas spring-powered fastener driver includes a cylinder, a moveable piston positioned within the cylinder, and a driver blade attached to the piston and moveable therewith from a retracted position to a driven position to drive a fastener into a workpiece. A fill valve is coupled to the cylinder and operable to selectively fill the cylinder with gas to a pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.